/*
 *   Copyright 2008 Mark Ashworth <javameme@gmail.com>.
 * 
 *   Licensed under the GNU General Public License v3 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 * 
 *        http://www.gnu.org/licenses/gpl-3.0.html
 * 
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *   under the License.
 */
package xperiment.metaphor.model;

import org.springframework.dao.DataAccessException;
import org.springframework.orm.hibernate3.HibernateOptimisticLockingFailureException;

/**
 *
 * @author Mark P Ashworth <javameme@gmail.com>
 * @version 1.0.0
 * @since 1.0.0
 */
public class ModelUtils {

    /**
	 * Convert the given DataAccessException to an appropriate exception
	 * from the <code>xperiment.metaphor.model</code> hierarchy.
     *
	 * @param ex DataAccessException that occured
	 * @return the corresponding ModelException instance
	 */
	public static ModelException convertDataAccessException(DataAccessException ex) {
		if (ex instanceof HibernateOptimisticLockingFailureException) {
			return new ConcurrentSaveException(ex.getMessage(), ex);
		}
		return new ModelException(ex.getMessage(), ex);
    }
}
